Base-Supported Interchangeable Ladder Modules for Curved-Surface Access
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Solution Overview
Problem
Conventional ladders, such as folding ladders, fail to provide stable and safe access to curved surfaces like helicopters due to poor fit, compromising safety and usability in industrial applications.
Innovation Solution
A ladder system comprising a base unit with interchangeable ladder modules, featuring a base assembly and support legs, allowing for a stable free-standing configuration that can be positioned adjacent curved surfaces, with connector elements for secure attachment and detachment of modules.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional folding ladders are used, then they are simple and easy to manufacture, but they cannot provide stable access to curved surfaces like helicopters
Solution Approach 1:
The ladder system is divided into a base unit and interchangeable ladder modules. The base unit contains support legs and connector elements, while separate ladder modules can be attached to create different configurations. This segmentation allows the system to adapt to curved surfaces by selecting appropriate module combinations while maintaining structural stability through the standardized base unit design.
Solution Approach 2:
The base unit is designed as a universal platform that can support multiple types of ladder modules and be configured for different applications. The standardized connector elements and support leg structure allow the same base unit to work with various ladder module configurations, providing both stability across all configurations and adaptability to different surfaces including curved aircraft bodies.
2Adaptability or versatility
If multiple different ladders are used for different applications, then adaptability to various surfaces is improved, but device complexity and the number of components increases
Solution Approach 1:
The base unit serves as a universal platform that can support multiple types of ladder modules through standardized connector elements. This allows one base unit to replace multiple different ladder types, reducing overall system complexity while maintaining adaptability to various surfaces and applications.
Solution Approach 2:
The interchangeable ladder modules can be detached from the base unit and replaced with different modules as needed. This allows the system to be reconfigured for different applications without permanently committing to a specific ladder type, enabling adaptability while keeping the base unit and compatible modules as reusable assets rather than discarding entire ladder systems.
3Length of moving object
If extension modules are added to conventional ladders, then length can be increased, but the extension modules cannot be used separately and add device complexity
Solution Approach 1:
The ladder system is segmented into independent functional units: the base unit with support legs and connector elements, and detachable ladder modules. Each module is designed to be independently manufacturable and transportable. When attached to the base unit, they form extended ladder configurations; when detached, the modules can be stored separately or used in different configurations, reducing dependency complexity.
Solution Approach 2:
The system transitions from static, fixed-length ladders to a dynamic, reconfigurable structure. Ladder modules can be attached to or detached from the base unit depending on the required length and application. This dynamic configuration capability allows the system to adapt its length and structure to match specific task requirements without being locked into a single complex fixed design.
Data Source
AI summary
A ladder system is disclosed that includes a base unit comprising a base assembly and a pair of support legs extending horizontally from the base assembly, and at least one ladder module configured to be releasably mounted on the base unit to extend vertically therefrom. The base unit and ladder module together form a stable free-standing ladder in which the ladder module is cantilevered out from the base unit.